Home / 6,645,162.96-9,170,325.21-3,589,377.21

Finding the Fourth Proportional to 6,645,162.96, 9,170,325.21 and 3,589,377.21

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Solution

The fourth proportional to 6,645,162.96, 9,170,325.21 and 3,589,377.21 is: 4,953,340.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,645,162.96 : 9,170,325.21 = 3,589,377.21 : x
  2. Step 2: Convert to fraction form
    6,645,162.96/9,170,325.21 = 3,589,377.21/x
  3. Step 3: Cross multiply
    6,645,162.96x = 9,170,325.21 × 3,589,377.21
  4. Step 4: Simplify right side
    6,645,162.96x = 32,915,756,317,062.47
  5. Step 5: Solve for x
    x = 32,915,756,317,062.47/6,645,162.96
  6. Step 6: Final answer
    x = 4,953,340.73

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.